Dental instruments

Question 1

Answer 1

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Question 6

Instruments used for picking up sterile instruments

Answer 6

-Cheatles forceps

Question 7

Instrument used for preparing surgical field

Answer 7

• *-Swab holder**
• Holds swabs and cleans operating area
• Arrest haemorrhage
• Hold/stabilise tongue

Question 8

Instrument used for holding drapes

Answer 8

• *-Towel clips**
• Hold corners of draping sheeting during operation
• Hold tongue

Question 9

Instruments used for incising tissues

Answer 9

-Scalpel- Blades: 10(skin incision), 11 (stab incision), 12 (mucogingival procedures), 15 (intraoral surgery)

-Dissecting scissors(soft tissue destruction in deeper layers)

Question 10

Instruments used for retracting the tissues

Answer 10

• Langenbeck’s retractor
• Farabeuf retractor
• Minnesota retractor

Question 11

Instruments used for reflecting the mucoperiosteal flap

Answer 11

• Periosteal elevators
• Pointed end(release interdental papillae)
• Broad end(elevating mucoperiosteal flap from bone and soft tissue retraction)

Question 12

Haemostatic forceps

Answer 12

• Hold blood vessels
• Hold ends of ligatures
• Pick up necrotic tissue
• Pick up fragments

Question 13

Types of haemostatic forceps

Answer 13

-Large, straight, medium, curved, small

Question 14

Instruments used for holding soft tissues

Answer 14

Allis tissue holding forceps

Question 15

Instruments used to remove pathologic tissue

Answer 15

• Currete (Lucas)
• Remove particles or debris from bony tissue or soft tissue tract

Question 16

Instruments used to cut or remove bone

Answer 16

• Roungeurs Forceps(work on bony margins)
• Bone files(smoothen sharp bony margins)
• Osteotome(splits rather than cuts bone)
• Chisel(cuts bone
• Mallet

Question 17

Instruments used to suture the tissue

Answer 17

• Needle holder
• Suture cutting scissors
• Tissue holding forceps(hold tissues during process of dissection or suturing)

Question 18

Instruments used for extraction of teeth and root remnants

Answer 18

• Elevator(Straight, triangular, pick types)
• Handle
• Shank
• Blade

Question 19

Indications for elevator use

Answer 19

• Luxate
• Multi-rooted teeth
• Teeth that cant be engaged by forceps
• Fractured debris

Question 20

Rules when using elevator

Answer 20

• Adjacent teeth not used as fulcrum unless its to be extracted
• Protect soft tissues w/ finger guards
• Elevator supported with index finger
• Work on medial side
• Concave/flat surface of elevator faces tooth

Question 21

Extraction forceps

Answer 21

• Remove teeth from sockets
• Maxillary
• Mandibular

Question 22

Maxillary extraction forceps

Answer 22

• Handles and beaks straight
• Anterior forceps and molar forceps

Question 23

Mandibular extraction forceps

Answer 23

-Handles and beaks at right angle (easy access to mandibular teeth)

Question 24

Instruments used for removal of bone

Answer 24

• Bone burs
• Round and fissure

Question 25

Most commonly used hand in oral surgery

Answer 25

Bard-Parker no 3

Question 26

Most commonly used Scalpel blade

Answer 26

- No. 15 - Used for flaps and incisions on edentulous alveolar ridges

Question 27

Use of Scalpel blade 12

Answer 27

-Incisions in gingival sulcus and incisions posterior to the teeth→Maxillary tuberosity area

Question 28

Use of Scalpel blade 11

Answer 28

-Small incisions→ incising abscesses

Question 29

Scalpel is blade is placed on the handle with the help of

Answer 29

- A needle holder - Haemostat

Question 30

Scalpel is held in a

Answer 30

Pen grasp

Question 31

Types of Periosteal Elevators

Answer 31

- Seldin - Freer - No. 9 Molt

Question 32

Most commonly used Periosteal elevator

Answer 32

No. 9 Molt - Pointed end→ Elevates interdental papilla - Broad end→ Elevates mucoperiosteum from bone

Question 33

Use of Freer elevator

Answer 33

Reflecting gingiva surrounding tooth before extraction -Easy to use w/ thin anatomical ends

Question 34

Elevator most suitable for holding flaps after reflecting during surgical procedure

Answer 34

Seldin Elevator

Question 35

Most commonly used Haemostat

Answer 35

-Curved mosquito type or micro-Halsted Haemostat(small and narrow beak)

Question 36

Use of surgical forceps

Answer 36

-Firmly grasping tissues while needle passed during suturing

Question 37

Two types of Forceps

Answer 37

- Long standard surgical forceps→Posterior areas - Small narrow Adson forceps→ Anterior areas

Question 38

Difference between surgical and anatomical forceps

Answer 38

Anatomical don't have wedge shaped projection but parallel grooves

Question 39

Use of Anatomical forceps

Answer 39

-Aid in suturing of wound and grasping small instruments

Question 40

Instrument used to remove bone and sharp bone spicules

Answer 40

Rongeurs Forceps

Question 41

Most used Ronguer Forceps

Answer 41

Friedmann→ Blades are end and side cutting

Question 42

Instrument used to smooth bone

Answer 42

Bone file

Question 43

use of chisels(Bibeveled)

Answer 43

Sectioning roots of multirooted teeth

Question 44

Uses of Goldman-fox, Lagrange and Metzenbaum scissors

Answer 44

Soft tissue

Question 45

Needle holders use

Answer 45

Suturing wound-intraoral placement

Question 46

Differences between Needle holder and Haemostat

Answer 46

- Long beaks of Haemostat thinner and longer - Internal surface of needle holder beaks grooved and crosshatched(Allows firm grip) - Needle holder can release needle with simple pressure→ gap in locking mechanism

Question 47

Types of Scissors in Oral Surgery

Answer 47

Suture and soft tissue

Question 48

Use of Lagrange scissors with sharp blades

Answer 48

Removing excess gingival tissue

Question 49

Use of Metzenbaum scissors

Answer 49

- Blunt nosed - Dissecting and undermining mucosa from underlying soft tissues

Question 50

Instruments used for fastening towels and drapes and securing surgical suction tubes

Answer 50

Towel clamps

Question 51

Use of retractors

Answer 51

-Retract cheeks and mucoperiosteal flap

Question 52

Use of tongue retractors

Answer 52

Retract tongue medially away from surgical field

Question 53

Use of Bite blocks and mouth props

Answer 53

-Facilitate opening of mouth for prolonged periods

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